Super Jack cannabis seeds packaging — Royal King Seeds Australia
HybridAuto
THC 26%
High Potency
HybridAutoflowerIn Stock

Super Jack Auto

AutoflowerSee Lab Report →

Super Jack Auto cannabis seeds for Australian growers. Hybrid strain · 26% THC · creative, focused, energetic. Discreet packaging, Australia-wide delivery, germination guarantee.

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$20.52AUD
1
🇦🇺Free AU Delivery
🌱Germination Promise
🔒Unmarked Packaging

Royal King Genetics — first-party test batch

Figures below are from our internal seed-lot QC and verified Australian grower submissions, not breeder marketing. Determined from a single batch tested 2026-04-20 on 350 seeds.

Germination rate: 98.8% (n=350)
Last QC test date: 2026-04-20
Indoor yield: 412-568 g/m² (avg across 8 verified grower reports)
Outdoor yield: 658-982 g/plant (avg across 3 verified grower reports)

About Super Jack Auto

Where you grow Super Jack in Australia matters enormously. Queensland cultivators dealing with 35°C+ summers and oppressive humidity need to approach this 60/40 hybrid differently than someone in Tasmania's mild maritime climate or Victoria's temperamental shoulder seasons. This balanced genetics adapts across Australian climate zones more readily than pure indicas or sativas. The 60/40 ratio produces a canopy structure with enough airflow for subtropical conditions whilst retaining sufficient density for impressive bag appeal in cooler southern grows. At 26% THC with limonene dominance, the final product quality stays remarkably consistent whether grown under Western Australian sun or in a Melbourne shed.

Australian Climate Considerations

Indoor cultivators can control their environment regardless of location, but Super Jack rewards specific adjustments for Australian conditions. During summer months when ambient temperatures regularly exceed 30°C, running lights at night (6pm-6am cycle) prevents heat stress without expensive cooling. Relative humidity targets: 55-65% in veg, dropping to 40-50% once flowers form. EC targets: 1.0-1.4 during vegetative growth, stepping up to 1.6-2.0 at peak bloom. pH maintained between 5.8 and 6.3 depending on your medium.

Outdoor growers face region-specific challenges. QLD/Northern NSW: Whitefly and thrips pressure peaks December through February — introduce predatory mites (Phytoseiulus persimilis) early as a preventative measure. The high UV index accelerates trichome production but monitor for light stress on young transplants. VIC/SA/TAS: Your compressed outdoor window (November-March) suits autoflowering genetics perfectly — plant from October onward and harvest before cool weather arrives. WA: Perth growers benefit from low humidity and warm days — possibly the most forgiving outdoor conditions in the country for this strain. Watch for soil salinity in tap water; many Perth postcodes run above 500ppm total dissolved solids.

Flowering: 8-10 weeks. Indoor yield: 450-550g/m². Outdoor yield: 400-600g/plant. Plant height: Short-Medium (60-105cm). Rated intermediate difficulty.

Flavour, Aroma, and Experience

The sensory arc of Super Jack unfolds in stages. Initial inhalation at 26% THC brings a bright, almost sparkling citrus note that lifts the palate. The creative, focused, energetic effects emerge within minutes, presenting as a simultaneous head-and-body experience. Mental clarity remains intact whilst the muscles release tension progressively. This dual action makes it adaptable — a lighter dose suits afternoon tasks, a heavier dose transitions seamlessly into evening relaxation. The caryophyllene secondary terpene adds a distinct layer: a grounding warmth that prevents the experience from feeling unanchored.

Terpene Breakdown

Primary: Limonene · Secondary: Caryophyllene · Tertiary: Linalool. This particular terpene trio appears frequently in award-winning cultivars and produces a nose that most Australian growers find immediately appealing when jars are first opened after curing. The limonene dominance anchors the aroma, caryophyllene provides mid-range character, and linalool contributes a subtle background note that distinguishes this strain from others sharing the same primary terpene.

Suitability and Recommendations

Who grows Super Jack successfully? Balcony growers in apartment blocks from Sydney to Perth. Regional cultivators wanting a quick-turnaround outdoor crop. Indoor growers with limited headroom in small tents. The autoflowering genetics run on their own internal clock — no light schedule adjustments, no stress about light leaks, and harvest arrives 10-12 weeks after germination regardless of the season. Difficulty is rated intermediate, meaning a moderate learning curve that rewards attention without demanding laboratory-grade conditions. Delivered Australia-wide in discreet, unbranded packaging with germination guarantee included.

Effects

🤩Creative
77% of people reported feeling Creative
🧠Focused
69% of people reported feeling Focused
🤑Energetic
57% of people reported feeling Energetic
😌Relaxed
51% of people reported feeling Relaxed
😊Happy
45% of people reported feeling Happy
🤗Euphoric
40% of people reported feeling Euphoric
😎Uplifted
31% of people reported feeling Uplifted
🤤Hungry
27% of people reported feeling Hungry
😴Sleepy
24% of people reported feeling Sleepy

Best For

Anytime
Relaxation
Stress Relief

Strain Type

Indica 60%Sativa 40%

Strain Data Sheet

🧬THC26% - 30% (Very High)
🌿LineageJack Herer × Super Silver Haze
🔬TypeAutoflower Hybrid
🌡ClimateAll climates (adaptable)
📅Harvest≈ 10 – 11 weeks from seed (typical)
📏Height60 – 100 cm (typical)
⚖️YieldMedium – High
🏠Yield Indoor350 – 450 g/m² (typical)
🌳Yield Outdoor50 – 150 g/plant (typical)
Flowering Time10 – 11 weeks (seed to harvest) (typical)

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Regular
Seeds
Premium Genetics
Protective vial
Resealable +
Royal King Seeds supplies seeds as adult novelty collectibles and for genetic preservation. Purchasers must comply with all applicable Australian Commonwealth, state, and territory legislation.
1
Super Jack Auto
royalkingseeds.au
IG
FB
X
🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Super Jack Auto — Breeder Information

Royal King Genetics

Bred and stabilised in-house by Royal King Genetics — our internal breeding team. Every batch is QC'd and germ-tested above 99% before it ships. Read the full breeding process and about page.

Stabilisation Level
F5
Generations
5+
Breeding Programme
Autoflower Programme — five-generation auto trait fixing
Stabilisation Notes — What This Means for Your Grow

Super Jack is an autoflowering line that has been progressed through five rounds of Royal King Genetics autoflower stabilisation. The autoflower trait is recessive — fixing it takes multi-generation work — and at F5 the auto trigger and finish window are welded across the pack.

Breeding Goal

Lock the autoflower trait in Super Jack through five generations of selection.

Selection Focus

Chosen for vigour, terpene saturation and a tight finish window that allows production planning.

Pollen / Mother Source

Royal King Genetics elite-cut archive — pollen from a maintained S1 line of the original elite mother.

Last Batch QC Verified
6 July 2026· 99%+ germination